Package cascading.flow.planner.iso.expression

Examples of cascading.flow.planner.iso.expression.FlowElementExpression

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    super(
      new NonSafeAndSplitAndSyncPipeExpressionGraph(),

      new ExpressionGraph()
        .arcs(
          new FlowElementExpression( Tap.class ),
          new NonSafeOperationExpression( TypeExpression.Topo.SplitOnly )
        ),

      new ExpressionGraph()
        .arcs(
          new FlowElementExpression( ElementCapture.Primary, Pipe.class, TypeExpression.Topo.Tail )
        )
    );
    }
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    super(
      new NonSafeAndSplitAndSyncPipeExpressionGraph(),

      new ExpressionGraph()
        .arcs(
          new FlowElementExpression( Tap.class ),
          new NonSafeOperationExpression(),
          new FlowElementExpression( Pipe.class, TypeExpression.Topo.SplitOnly )
        ),

      new ExpressionGraph()
        .arcs(
          new FlowElementExpression( ElementCapture.Primary, Pipe.class, TypeExpression.Topo.Tail )
        )
    );
    }
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        .arc( SHARED_TAP, PathScopeExpression.BLOCKING, SHARED_HASHJOIN_ACCUMULATED )
        .arc( SHARED_HASHJOIN_STREAMED, PathScopeExpression.NON_BLOCKING, SHARED_HASHJOIN_ACCUMULATED ),

      new ExpressionGraph()
        .arc(
          new FlowElementExpression( ElementCapture.Primary, Pipe.class ),
          PathScopeExpression.NON_BLOCKING,
          new FlowElementExpression( ElementCapture.Secondary, HashJoin.class )
        )
    );
    }
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    super(
      new SyncPipeExpressionGraph(),

      new ExpressionGraph()
        .arc(
          new FlowElementExpression( Group.class ),
          PathScopeExpression.NON_BLOCKING,
          new FlowElementExpression( HashJoin.class )
        ),

      new ExpressionGraph()
        .arc(
          new FlowElementExpression( ElementCapture.Primary, Pipe.class ),
          PathScopeExpression.NON_BLOCKING,
          new FlowElementExpression( HashJoin.class )
        )
    );
    }
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        .arcs( SHARED_TAP, SHARED_HASHJOIN )
        .arcs( SHARED_TAP, SHARED_HASHJOIN ),

      new ExpressionGraph()
        .arc(
          new FlowElementExpression( ElementCapture.Secondary, Pipe.class ),
          PathScopeExpression.BLOCKING,
          new FlowElementExpression( ElementCapture.Primary, HashJoin.class )
        )
    );
    }
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    {
    ElementGraph graph = new HashJoinSameSourceGraph();

    graph = new ContractedTransformer( new SyncPipeExpressionGraph() ).transform( graph ).getEndGraph();

    FlowElementExpression SHARED_TAP = new FlowElementExpression( Tap.class, TypeExpression.Topo.SplitOnly );
    FlowElementExpression SHARED_HASHJOIN = new FlowElementExpression( HashJoin.class );

    ExpressionGraph expressionGraph = new ExpressionGraph()
      .arcs( SHARED_TAP, SHARED_HASHJOIN )
      .arcs( SHARED_TAP, SHARED_HASHJOIN );
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    {
    ElementGraph graph = new HashJoinSameSourceGraph();

    graph = new ContractedTransformer( new SyncPipeExpressionGraph() ).transform( graph ).getEndGraph();

    FlowElementExpression sharedTap = new FlowElementExpression( Tap.class, TypeExpression.Topo.SplitOnly );
    FlowElementExpression sharedHashJoin = new FlowElementExpression( HashJoin.class );

    ExpressionGraph expressionGraph = new ExpressionGraph()
      .arc( sharedTap, ScopeExpression.ALL, sharedHashJoin );

    GraphFinder graphFinder = new GraphFinder( expressionGraph );
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    graph.writeDOT( getPlanPath() + "/contracted.dot" );

    ExpressionGraph expressionGraph = new ExpressionGraph()
      .arc(
        new FlowElementExpression( Tap.class ),
        ScopeExpression.ALL,
        new FlowElementExpression( ElementCapture.Primary, HashJoin.class )
      );

    GraphFinder graphFinder = new GraphFinder( expressionGraph );

    Match match = graphFinder.findAllMatchesOnPrimary( graph );
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//    graph = new ContractedTransform( new SyncPipeExpressionGraph() ).transform( graph ).getEndGraph();
    graph = new ContractedTransformer( new NoGroupTapExpressionGraph() ).transform( graph ).getEndGraph();

    graph.writeDOT( getPlanPath() + "/contracted.dot" );

    ExpressionGraph expressionGraph = new ExpressionGraph( new FlowElementExpression( ElementCapture.Primary, Tap.class ) );

    GraphFinder graphFinder = new GraphFinder( expressionGraph );

    Match match = graphFinder.findAllMatches( graph );
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  public TestConsecutiveTapsExpressionGraph()
    {
    super( SearchOrder.Depth );

    this.arc(
      new FlowElementExpression( ElementCapture.Primary, Tap.class ),
      PathScopeExpression.ALL_NON_BLOCKING,
      shared
    );

    this.arc(
      new FlowElementExpression( Tap.class ),
      PathScopeExpression.ANY_BLOCKING,
      shared
    );
    }
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Related Classes of cascading.flow.planner.iso.expression.FlowElementExpression

  • cascading.flow.hadoop.planner.rule.expression.AdjacentTempToTapExpression
  • cascading.flow.hadoop.planner.rule.expression.BalanceCheckpointWithTapExpression
  • cascading.flow.hadoop.planner.rule.expression.BalanceGroupBlockingHashJoinExpression
  • cascading.flow.hadoop.planner.rule.expression.BalanceGroupGroupExpression
  • cascading.flow.hadoop.planner.rule.expression.BalanceGroupMergeGroupExpression
  • cascading.flow.hadoop.planner.rule.expression.BalanceGroupNonBlockingHashJoinExpression
  • cascading.flow.hadoop.planner.rule.expression.BalanceGroupSplitExpression
  • cascading.flow.hadoop.planner.rule.expression.BalanceGroupSplitMergeGroupExpression
  • cascading.flow.hadoop.planner.rule.expression.BalanceHashJoinBlockingHashJoinExpression
  • cascading.flow.hadoop.planner.rule.expression.BalanceHashJoinSameSourceExpression
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